Home / 7,700,997.53-11,534,888.18-7,248,249.65

Finding the Fourth Proportional to 7,700,997.53, 11,534,888.18 and 7,248,249.65

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Solution

The fourth proportional to 7,700,997.53, 11,534,888.18 and 7,248,249.65 is: 10,856,742.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,700,997.53 : 11,534,888.18 = 7,248,249.65 : x
  2. Step 2: Convert to fraction form
    7,700,997.53/11,534,888.18 = 7,248,249.65/x
  3. Step 3: Cross multiply
    7,700,997.53x = 11,534,888.18 × 7,248,249.65
  4. Step 4: Simplify right side
    7,700,997.53x = 83,607,749,119,558.45
  5. Step 5: Solve for x
    x = 83,607,749,119,558.45/7,700,997.53
  6. Step 6: Final answer
    x = 10,856,742.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.